IRG-2: Elastic Layered Quantum Materials

Creating and studying layered quantum materials with optical, magnetic, topological and superconducting properties that can be sensitively tuned by quasi-static or dynamic elastic strain.

Recent IRG-2 Publications

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Microscopic signatures of topology in twisted MoTe₂

Thompson, Ellis; Chu, Keng Tou; Mesple, Florie; Zhang, Xiao-Wei; Hu, Chaowei; Zhao, Yuzhou; Park, Heonjoon; Cai, Jiaqi; Anderson, Eric; Watanabe, Kenji; Taniguchi, Takashi; Yang, Jihui; Chu, Jiun-Haw; Xu, Xiaodong; Cao, Ting; Xiao, Di; Yankowitz, Matthew

Nature Physics, 2025, 8

DMR-2308979IRG 2Year 3
Higher Landau-Level Analogs and Signatures of Non-Abelian States in Twisted Bilayer MoTe₂

Wang, Chong; Zhang, Xiao-Wei; Liu, Xiaoyu; Wang, Jie; Cao, Ting; Xiao, Di

Physical Review Letters, 2025, 7, 76503

DMR-2308979IRG 2Year 3

Ting Cao, Di Xiao
Low-lying electronic structure of the rare earth based topological nodal line semimetal candidate DySbTe

Nathan Valadez, Iftakhar Bin Elius, Dante James, Peter Radanovich, Tetiana Romanova, Sami Elgalal, Grzegorz Chajewski, Florie Mesple, Ellis Thompson, Keng Tou Chu, Matthew Yankowitz, Andrzej Ptok, Dariusz Kaczorowski, and Madhab Neupane

Physical Review B, 2025, 112, 155148

DMR-2308979IRG 2Year 3

Matthew Yankowitz
Strongly interacting Hofstadter states in magic-angle twisted bilayer graphene

Minhao He, Xiaoyu Wang, Jiaqi Cai, Jonah Herzog-Arbeitman, Ran Peng, Takashi Taniguchi, Kenji Watanabe, Ady Stern, B. Andrei Bernevig, Matthew Yankowitz, Oskar Vafek & Xiaodong Xu

Nature Physics, 2025

DMR-2308979IRG 2Year 3

Matthew Yankowitz, Xiaodong Xu
Anomalous Hysteresis in Graphite/Boron Nitride Transistors

Dacen Waters, Derek Waleffe, Ellis Thompson, Esmeralda Arreguin-Martinez, Jordan Fonseca, Thomas Poirier, James H. Edgar, Kenji Watanabe, Takashi Taniguchi, Xiaodong Xu, David Cobden, and Matthew Yankowitz

Nano Letters, 2025

DMR-2308979IRG 2Year 2
Structural properties and recrystallization effects in ion beam modified B20-type FeGe films

Liu, Jiangteng, Ryan Schoell, Xiyue S Zhang, Hongbin Yang, M. B Venuti, Hanjong Paik, David A Muller, Tzu-Ming Lu, Khalid Hattar, and Serena Eley

APL Materials, 2025, 13, 011112-01111210

DMR-2308979IRG 2Year 2

Serena Eley
Moiré-Driven Topological Electronic Crystals in Twisted Graphene.

Su, Ruiheng, Dacen Waters, Boran Zhou, Kenji Watanabe, Takashi Taniguchi, Ya-Hui Zhang, Matthew Yankowitz, and Joshua Folk

Nature, 2025, 637, 1084-1089

DMR-2308979IRG 2Year 2

Matthew Yankowitz
Strain Tuning of Vestigial Three-State Potts Nematicity in a Correlated Antiferromagnet

Hwangbo, Kyle, Elliott Rosenberg, John Cenker, Qianni Jiang, Haidan Wen, Di Xiao, Jiun-Haw Chu, and Xiaodong Xu

Nature Physics, 2024, 20, 1888-1895

DMR-2308979IRG 2Year 2

Di Xiao, Jiun-Haw Chu, Xiaodong Xu
Topological Flat Bands in a Family of Multilayer Graphene Moiré Lattices.

Waters, Dacen, Ruiheng Su, Ellis Thompson, Anna Okounkova, Esmeralda Arreguin-Martinez, Minhao He, Katherine Hinds, Kenji Watanabe, Takashi Taniguchi, Xiaodong Xu, Ya-Hui Zhang, Joshua Folk & Matthew Yankowitz

Nature Communications, 2024, 15, 10552-10559

DMR-2308979IRG 2Year 2

Matthew Yankowitz, Xiaodong Xu
Quadrupling the depairing current density in the iron-based superconductor SmFeAsO_1-xH_x

Miura, Masashi; Eley, Serena; Iida, Kazumasa; Hanzawa, Kota; Matsumoto, Jumpei; Hiramatsu, Hidenori; Ogimoto, Yuki; Suzuki, Takumi; Kobayashi, Tomoki; Ozaki, Toshinori; Kurokawa, Hodaka; Sekiya, Naoto; Yoshida, Ryuji; Kato, Takeharu; Okada, Tatsunori; Okazaki, Hiroyuki; Yamaki, Tetsuya; Haenisch, Jens; Awaji, Satoshi; Maeda, Atsutaka; Maiorov, Boris; Hosono, Hideo

Nature Materials, 2024, 23, 1370-1378

DMR-2308979IRG 2Year 2

Serena Eley